Rafał

HOW TO REPRODUCE IN TESTS: When in tests will changed name of class: [ItemHistory] to example [ItemHist] and add in both class [Item] and [ItemHist] fields: [Timestamp] public byte[]? RowVersion...

solution (not production but work and you can FIX this) in file EFCore.BulkExtensions.SqlAdapters.SqlQueryBuilder in function CreateTableCopy when changed code: public virtual string CreateTableCopy(string existingTableName, string newTableName, TableInfo tableInfo, bool isOutputTable...

I try to make pull request and I see problem not fixed at all, now is another error: Microsoft.Data.SqlClient.SqlException : Cannot insert the value NULL into column 'PeriodEnd', table 'tempdb.dbo.#ItemTempadb9a966___________________________________________________________________________________________________000000000036';...

@borisdj maybe you can show where to look.